jGroups中的GemFire 8.2 NPE

Question

我在GemFire 8.2服務器上觀察到以下堆棧跟蹤，之後關閉。這種例外的原因是什麼？

java.lang.NullPointerException 
    at com.gemstone.org.jgroups.protocols.AUTH.up(AUTH.java:134) 
    at com.gemstone.org.jgroups.stack.Protocol.passUp(Protocol.java:768) 
    at com.gemstone.org.jgroups.protocols.GemFireTimeSync.up(GemFireTimeSync.java:282) 
    at com.gemstone.org.jgroups.stack.Protocol.passUp(Protocol.java:768) 
    at com.gemstone.org.jgroups.protocols.FRAG2.up(FRAG2.java:259) 
    at com.gemstone.org.jgroups.stack.Protocol.passUp(Protocol.java:768) 
    at com.gemstone.org.jgroups.protocols.pbcast.STABLE.up(STABLE.java:274) 
    at com.gemstone.org.jgroups.stack.Protocol.passUp(Protocol.java:768) 
    at com.gemstone.org.jgroups.protocols.UNICAST.up(UNICAST.java:318) 
    at com.gemstone.org.jgroups.stack.Protocol.passUp(Protocol.java:768) 
    at com.gemstone.org.jgroups.protocols.pbcast.NAKACK.up(NAKACK.java:629) 
    at com.gemstone.org.jgroups.stack.Protocol.passUp(Protocol.java:768) 
    at com.gemstone.org.jgroups.protocols.VERIFY_SUSPECT.up(VERIFY_SUSPECT.java:213) 
    at com.gemstone.org.jgroups.stack.Protocol.passUp(Protocol.java:768) 
    at com.gemstone.org.jgroups.protocols.FD_SOCK.up(FD_SOCK.java:569) 
    at com.gemstone.org.jgroups.stack.Protocol.passUp(Protocol.java:768) 
    at com.gemstone.org.jgroups.protocols.FD.up(FD.java:440) 
    at com.gemstone.org.jgroups.stack.Protocol.passUp(Protocol.java:768) 
    at com.gemstone.org.jgroups.protocols.Discovery.up(Discovery.java:265) 
    at com.gemstone.org.jgroups.stack.Protocol.passUp(Protocol.java:768) 
    at com.gemstone.org.jgroups.protocols.TP.handleIncomingMessage(TP.java:1198) 
    at com.gemstone.org.jgroups.protocols.TP.handleIncomingPacket(TP.java:1110) 
    at com.gemstone.org.jgroups.protocols.TP.receive(TP.java:1009) 
    at com.gemstone.org.jgroups.protocols.UDP$UcastReceiver.run(UDP.java:1388) 
    at java.lang.Thread.run(Thread.java:745) 

Answer 1

這是8.2.1中已修復的bug。我相信這是在補丁＃2中，但可能是最近的補丁＃3。

AUTH類正在尋找一個成員資格視圖，但在錯誤的地方，並以null結束。